/Engine/Source/Editor/BlueprintGraph/Classes/EdGraphSchema_K2.h
void SelectAllNodesInDirection ( [TEnumAsByte](API\Runtime\Core\Containers\TEnumAsByte)< enum EEdGraphPinDirection > InDirection, [UEdGraph](API\Runtime\Engine\EdGraph\UEdGraph) * Graph, [UEdGraphPin](API\Runtime\Engine\EdGraph\UEdGraphPin) * InGraphPin )